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Every page on Plain Intelligence, organized the way the site is actually structured. If you’re looking for something specific and the navigation isn’t cutting it, it’s probably here.

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• Reels & Shorts Library
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Learn & Quizzes

• Learn SEO — the track hub
• Track 1: SEO Basics
• Lesson 1.1: How Search Actually Works
• Lesson 1.2: Keywords and Search Intent
• Lesson 1.3: On-Page Basics
• Lesson 1.4: Technical Foundations
• Lesson 1.5: Links and Authority
• Lesson 1.6: Measuring What Matters
• Track 2: AI Search
• Lesson 2.1: How AI Answers Are Made
• Lesson 2.2: AI Crawlers and Access Control
• Lesson 2.3: Writing for Retrieval
• Lesson 2.4: Entities and Structured Data
• Lesson 2.5: AI Overviews and the New SERP
• Lesson 2.6: Measuring AI Visibility
• Track 3: Technical SEO
• Lesson 3.1: Crawl Control
• Lesson 3.2: Indexation and Canonicals
• Lesson 3.3: Redirects and Status Codes
• Lesson 3.4: Site Architecture
• Lesson 3.5: Core Web Vitals in Practice
• Lesson 3.6: Diagnosing a Traffic Drop
• SEO Quizzes — hub
• SEO Fundamentals Quiz
• AI SEO Quiz
• GEO & AEO Quiz
• Technical SEO Quiz
• Content Strategy Quiz
• Search Console Quiz
• Schema Markup Quiz
• SEO Tools Quiz
• GA4 & Analytics Quiz
• WordPress SEO Quiz
• Future of Search Quiz
• SEO Research & Data Quiz

Services

• AI SEO
• GEO Optimization
• Technical SEO
• Content Strategy
• SEO Audit

Glossary

• AI Citation
• AI Crawler
• AI Search
• AI SEO
• AI Visibility Tracking
• Answer Engine Optimization (AEO)
• Canonical Tag
• Content Cluster
• Content Decay
• Core Web Vitals
• Crawl Budget
• Duplicate Content
• Engagement Rate
• Entity (SEO)
• Featured Snippet
• Generative Engine Optimization (GEO)
• Google Analytics 4 (GA4)
• Google Search Console (GSC)
• Hreflang
• Indexing
• Internal Linking
• JSON-LD
• Knowledge Graph
• llms.txt
• Multimodal Search
• On-Page SEO
• Organic Traffic
• Permalink Structure
• Programmatic SEO
• Prompt Engineering
• Rank Tracking
• Retrieval-Augmented Generation (RAG)
• Schema Markup
• Semantic SEO
• Structured Data
• Topical Authority
• Vector Search
• Voice Search
• WordPress SEO
• Zero-Click Search

Free Resources

• Guides
• Free Tools
• Prompt Library
• Templates
• Checklists
• Calculators
• Chrome Extensions

Free SEO & AI Tools

• SEO Meta Tag Generator
• Schema Markup Generator
• Robots.txt Generator
• XML Sitemap Generator
• AEO Readiness Analyzer
• llms.txt Generator
• AI Crawler Access Auditor
• AI Citation Tracker
• SERP & AI Snippet Preview
• Schema Validator
• Keyword & Entity Extractor
• Readability & Plain-English Scorer
• FAQ Schema Generator

Blog

AI SEO

• AI Search Explained: The Complete Beginner’s Guide
• How AI Search Works Behind the Scenes
• Google AI Mode: Complete Guide for 2026
• Ranking Factors for AI Search
• ChatGPT Search Optimization Guide
• Perplexity SEO Best Practices
• Claude Search Optimization
• Gemini Search Optimization
• Microsoft Copilot Search Optimization
• AI Crawlers Explained
• AI Knowledge Graphs Explained
• Zero-Click AI Search
• AI Search vs Google Search
• How AI Citation Systems Work
• AI Search Analytics
• AI Search Trends for 2026
• AI Search Myths Debunked
• AI Search Tools Compared
• AI Search Optimization Checklist
• Future of AI Search
• AI Memory & Personalized Assistants: How Persistent Memory Is Reshaping Assistant UX
• AI Search Statistics
• 100+ SEO Prompts That Actually Work
• Keyword Research Prompts
• Content Brief and Outline Prompts
• Technical SEO Prompts (Log Files, Regex, Hreflang)
• Content Optimization Prompts
• ChatGPT SEO Workflows End-to-End
• Schema Generation Prompts
• Internal Linking Prompts
• AI Visibility Tracking vs Rank Tracking: What to Measure in 2026
• 12 Best Free AI SEO Tools in 2026 (Actually Free)

GEO / AEO

• Future of GEO
• GEO Checklist
• LLM-Friendly Website Structure
• AI Overview Optimization
• Knowledge Graph Optimization
• AI Content Formatting
• Prompt Engineering for SEO
• Chunk-Friendly Content
• Semantic SEO for AI
• LLM Content Strategy
• Retrieval Optimization
• AI Citation Optimization
• Entity SEO
• GEO Ranking Factors
• Generative Engine Optimization Explained
• llms.txt Guide
• Answer Engine Optimization (AEO)
• GEO vs SEO vs AEO
• GEO & AEO Complete Guide
• llms.txt vs robots.txt vs Sitemap
• How to Rank in AI Overviews
• Google AI Mode SEO
• AI Overviews Ranking Factors
• Why AI Overviews Don’t Cite Your Site
• AI Overviews vs Featured Snippets
• How to Track AI Overviews
• AI Overview Optimization Checklist
• AI Mode vs AI Overviews
• How to Block AI Overviews
• AI Overviews Statistics
• What Triggers AI Overviews
• Content Format for AI Extraction
• How to Get Cited by ChatGPT
• Do Featured Snippets Still Matter?
• AI Overviews Monitoring Tools Compared

Technical SEO

• Technical SEO Checklist
• Website Migrations
• Site Architecture
• Hreflang Guide
• Duplicate Content
• Faceted Navigation
• Pagination SEO
• Redirect Strategy
• HTTPS SEO
• Crawlability Guide
• Rendering SEO
• Structured Data Guide
• XML Sitemap Guide
• Log File Analysis
• Robots.txt Guide

Search Console

• GSC Performance Report Explained
• GSC Generative-AI Performance Report: What It Shows
• Page Indexing Report Explained
• Crawled — Currently Not Indexed: How to Fix It
• Discovered — Currently Not Indexed: How to Fix It
• Duplicate Without User-Selected Canonical: How to Fix It
• URL Inspection Tool: Full Walkthrough
• How to Use GSC for AI Overviews Visibility
• Blocked by robots.txt (Submitted URL) in Search Console
• Excluded by ‘noindex’ Tag: When It’s a Problem
• Indexed, Though Not in Sitemap: What It Means
• Page With Redirect in Search Console
• Soft 404 Errors: Causes and Fixes
• GSC Regex Filters: Patterns That Actually Work
• Google Search Console API: Beginner-to-Pro Guide
• GSC vs GA4: Which Data to Trust for SEO
• Video Indexing Report Explained
• Merchant Listings Report Explained
• Sitemaps Report: Statuses and Errors
• GSC Bulk Data Export to BigQuery
• GSC + Looker Studio: SEO Reporting Dashboard
• Crawl Stats Report: Reading Googlebot Behavior
• Finding Declining Content With GSC (Content Decay)
• Brand vs Non-Brand Analysis in Search Console

Schema Markup

• Organization Schema: Complete Reference
• Person Schema: Complete Reference
• Article Schema: Complete Reference
• WebSite Schema + SearchAction
• BreadcrumbList Schema: Complete Reference
• CollectionPage + ItemList Schema
• FAQ Schema: Complete Reference
• HowTo Schema: Status and Alternatives
• Review Schema: Complete Reference
• AggregateRating Schema: Complete Reference
• Event Schema: Complete Reference
• VideoObject Schema: Complete Reference
• ImageObject Schema: Complete Reference
• Speakable Schema: Complete Reference
• Product Schema: Complete Reference
• LocalBusiness Schema: Complete Reference
• SoftwareApplication Schema (incl. SaaS)
• JSON-LD vs Microdata vs RDFa
• How to Test and Validate Schema Markup
• Schema for AI Search: What LLMs Actually Read
• Dataset Schema: Complete Reference

SEO & AI Tools

• ChatGPT Search for SEO (formerly SearchGPT)
• Claude for SEO: Hands-On Review
• Gemini for SEO: Hands-On Review
• Perplexity for SEO and Research
• ChatGPT vs Claude vs Gemini for SEO Work
• Ahrefs: Complete Guide and Review
• Semrush: Complete Guide and Review
• Ahrefs vs Semrush
• Screaming Frog: Complete Tutorial
• Google Trends for SEO
• Keyword Planner: Using It Right (It’s Not for SEO Volume)
• Best Free SEO Tools (Tested)

GA4 & Analytics

• GA4 for SEO: Setup to Insights
• GA4 Landing Page Report for SEO
• Analyzing Organic Traffic in GA4
• GA4 Engagement Rate Explained
• GA4 Key Events: Setup and Strategy
• GA4 Conversion Tracking for Organic
• GA4 Explorations: SEO Recipes
• Looker Studio SEO Dashboard: Build Your Own
• GA4 BigQuery Export for SEO Analysis
• UTM Tracking: Clean Campaign Data
• How to Track AI Traffic in GA4
• GA4 Channel Groups and Traffic Sources
• GA4 Regex Guide
• GA4 Annotations: Marking Algorithm Updates
• GA4 Audiences for Content Sites

WordPress SEO

• Rank Math: Complete Setup Guide
• Yoast SEO: Complete Setup Guide
• Rank Math vs Yoast: Honest Comparison
• WordPress Schema Plugins Compared
• WordPress Speed Optimization: Full Checklist
• WordPress Cache Plugins Compared
• WordPress Image Optimization
• WordPress Sitemap Plugins and Settings
• WordPress Redirects: Plugins vs .htaccess
• WordPress Permalink Structure for SEO
• WordPress robots.txt: Editing Safely
• Fixing Duplicate Content in WordPress
• Instant Indexing Plugins: Do They Work?
• WordPress SEO Without Plugins

Content Strategy

• Measuring Content ROI
• Editorial Calendars
• Content Distribution
• AI Content Creation
• Content Refresh Strategy
• Programmatic SEO
• Evergreen Content
• Content Clusters
• Building Topical Authority: A Practical Framework
• Content Marketing Strategy
• SEO Automation With AI: What to Automate (and What Not To)
• Keyword Clustering: A Practical Guide

SEO Fundamentals

• SEO Trends for 2026
• SEO KPIs That Matter
• Enterprise SEO
• SEO Mistakes to Avoid
• E-commerce SEO
• Local SEO Strategies
• International SEO
• Mobile SEO Guide
• Image SEO in 2026
• SEO Audits Step-by-Step
• Indexing Best Practices
• Canonical Tags Explained
• Schema Markup Complete Guide
• JavaScript SEO Guide
• Crawl Budget Optimization
• Core Web Vitals Explained
• Internal Linking Strategy
• On-Page SEO Checklist
• Keyword Research in 2026
• Technical SEO Complete Guide
• Topical Authority: Why Depth Beats Volume in 2026’s Search Rankings

Future of Search

• Future Search Predictions
• Search Experience Optimization
• Search Privacy
• Visual Search Trends
• Voice Search Evolution
• Multimodal Search
• AI Agents and Search
• Search Personalization
• Zero-Click Search: Beyond AI Overviews
• The Future of Search in 2030
• Agentic Search Explained: How AI Agents Will Change Search

Research & Data

• How to Build Your Own Search Trends Report
• AI Search vs. Traditional SEO: How to Compare Them Fairly
• State of AI Search & SEO: A Working Framework
• How to Run an AI Citation Study
• Designing a GEO Experiment
• Designing a Core Web Vitals Experiment
• How to Run a Schema Markup Case Study
• Designing an Internal Linking Experiment
• How to Run an AI Search Visibility Case Study
• How to Analyze a Google Core Update
• AI Overview CTR: What the Data Shows

Looking for the machine-readable version for search engines? See the XML sitemap.